636063474 has 8 divisors (see below), whose sum is σ = 1272126960. Its totient is φ = 212021156.

The previous prime is 636063469. The next prime is 636063479. The reversal of 636063474 is 474360636.

It is an interprime number because it is at equal distance from previous prime (636063469) and next prime (636063479).

It is a sphenic number, since it is the product of 3 distinct primes.

636063474 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (636063479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53005284 + ... + 53005295.

It is an arithmetic number, because the mean of its divisors is an integer number (159015870).

Almost surely, 2^636063474 is an apocalyptic number.

636063474 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

636063474 is a wasteful number, since it uses less digits than its factorization.

636063474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106010584.

The product of its (nonzero) digits is 217728, while the sum is 39.

The square root of 636063474 is about 25220.2988483483. The cubic root of 636063474 is about 860.0033684743.

The spelling of 636063474 in words is "six hundred thirty-six million, sixty-three thousand, four hundred seventy-four".